http://www.dakkadakka.com/dakkaforum/posts/list/8.page JForum - http://www.jforum.net http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10426629.page http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10426629.page GMT Or, GW's packs-of-5:
"Space Marine Plasma Guns"
https://www.games-workshop.com/en-GB/Space-Marine-Plasma-Guns

Older style (more Chaosy?):
https://www.forgeworld.co.uk/en-GB/Legion-Plasma-Gun-Set-2015]]> http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10426670.page http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10426670.page GMT http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433428.page http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433428.page GMT
http://www.spellcrow.com/plasma-rapid-weapon-p-157.html

https://bitsofwar.com/home/23-cm72-plasma-rifle.html

https://bitsofwar.com/home/355-legionary-plasma-gun.html

https://maxmini.eu/conversion-bits/ballistic-weapons/matter-displacement-guns-bits]]> http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433757.page http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433757.page GMT http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433803.page http://www.dakkadakka.com/dakkaforum/posts/preList/774654/10433803.page GMT